Closed pet water purifier filter



FIG. 1 is a front view of a closed pet water purifier filter showing mynew design;

FIG. 2 is a rear view thereof;

FIG. 3 is a left view thereof;

FIG. 4 is a right view thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a bottom view thereof; and,

FIG. 7 is a perspective view thereof.

The broken lines shown in the drawings depict portions of the closed petwater purifier filter that form no part of the claimed design.

CLAIM The ornamental design for a closed pet water purifier filter, asshown and described.